Ann Street Gallery — "Dmitri Kasterine: People and Places 1955-2011" and an oudoor mural-size photo installation "Newburgh: Portrait of a City," 104 Ann St., Newburgh. Opening reception 6-9 p.m. Aug. 4. Kasterine's photo portraits include studies of Samuel Beckett, Francis Bacon, Stanley Kubrick and David Hockney. Selections of these portraits (also in the collection of the National Portrait Gallery) plus 40 other notables will be on view in the main gallery. The event benefits Safe Harbors of the Hudson. 562-6940. safe-harbors.org.

National Purple Heart Hall of Fame — Purple Heart Appreciation Day, 374 Temple Hill Road, Vails Gate, 2 p.m. Aug. 7. Honoring Gen. Washington's 1782 orders establishing the Badge of Military Merit, the inspiration for today's Purple Heart. The theme of the event this year will be to commemorate the 70th anniversary of the landings on Guadalcanal, the first major U.S. land campaign of the World War II war in the Pacific. Seating is limited, and reservations are recommended at 561-1765. Also: Military-related exhibits and a 15-minute dramatic documentary, titled "For Military Merit: The Purple Heart," telling the story of the Purple Heart, Hours 10 a.m.-5 p.m. Mon.-Sat., 1-5 p.m. Sun. Closed holidays except for Memorial Day, Independence Day, Veterans Day and Presidents Day. 561-1765. thepurpleheart.com.